Writ Petition filed under Article 226 of the Constitution of India to issue a Writ of Certiorarified Mandamus to call for the records relating to the impugned provisional Assessment order passed by the 2nd respondent dated 21.11.2015 for the petitioners'domestic electricity service connection Nos.298-004634, 298-004-635, 298-004-636, 298-004-637 and 298-004-656 at No.1, Thiruvalluvar Salai, Kandanchavadi, Chennai 600 096, quash the same, further direct the respondentls 1 to 3 to convert the petitioners EB Service connections into domestic Tariff along with refund of Rs.1,78,676/- along with Rs.10,000/- towards compounding charges with interest.